Wall-mounted, telephone system unit



FIG. 1 is a front, right side perspective view from below of a wall mountable speaker-receiver telephone system showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a left side elevational view thereof, the opposite side being substantially a mirror image. 

The ornamental design for a wall-mounted, telephone system unit, as shown. 